{"product_id":"polymaker-asa-cf08-black-carbon-fiber-1-75mm-3kg-tough-outdoor","title":"Polymaker ASA-CF08 Black Carbon Fiber 1.75mm 3KG - Tough Outdoor","description":"\u003cp\u003eIn this review of Polymaker ASA-CF08 Black Carbon Fiber filament, the bottom line is clear: this spool is aimed at makers and professionals who need \u003cstrong\u003ehigh rigidity\u003c\/strong\u003e and long-term outdoor performance. The filament combines ASA with 8% carbon fiber by weight to deliver strong bending and tensile values while offering a matte finish that conceals layer lines. It is especially useful for functional prototypes, housings and load-bearing parts exposed to sun or weather where heat resistance and UV stability matter most.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCarbon fiber reinforcement:\u003c\/strong\u003e Infused with 8% carbon fiber for increased bending strength and stiffness, making parts more dimensionally stable under load.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh heat resistance:\u003c\/strong\u003e With a 103 C HDT (@0.45 MPa), printed components keep mechanical integrity in hot, sun-exposed applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutdoor durability:\u003c\/strong\u003e Engineered for UV and weather resistance so enclosures, fixtures and vehicle parts last longer outdoors.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProfessional surface finish:\u003c\/strong\u003e Prints a matte finish that helps hide layer lines, producing aesthetic components without heavy post-processing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEasy to print:\u003c\/strong\u003e Designed to run smoothly at speeds up to 350 mm\/s with reduced warping and strong bed adhesion even without a heated chamber.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackaged ready to use:\u003c\/strong\u003e Each 3KG spool is vacuum-sealed and tangle-free to protect filament quality and reduce moisture issues.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis filament is best for engineers, fabricators and advanced hobbyists who need \u003cstrong\u003efunctional, load-bearing parts\u003c\/strong\u003e that must withstand heat and outdoor exposure, such as automotive components, marine fixtures and construction parts. It suits users who value a matte, professional finish and need the extra stiffness carbon fiber provides.\u003c\/p\u003e\n\u003cp\u003eIt is less suitable for complete beginners or printers that cannot accept abrasive materials; the filament is brittle and abrasive so a hardened nozzle is recommended and multi-material setups may need special handling.\u003c\/p\u003e\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eExcellent mechanical properties with high bending and tensile strength for functional parts.\u003c\/li\u003e\n\u003cli\u003eResists UV and weathering, making it appropriate for outdoor applications.\u003c\/li\u003e\n\u003cli\u003eMatte surface finish hides layer lines and looks professional on housings and prototypes.\u003c\/li\u003e\n\u003cli\u003eVacuum-sealed, tangle-free spools reduce moisture-related print issues.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAbrasive and brittle nature requires a hardened or ruby nozzle and careful handling in multi-material systems.\u003c\/li\u003e\n\u003cli\u003ePrice may feel high to some users, though durability and properties justify the cost for demanding uses.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eASA with 8% carbon fiber\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDiameter\u003c\/td\u003e\n\u003ctd\u003e1.75 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e3KG spool\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBending strength (XY)\u003c\/td\u003e\n\u003ctd\u003e69.1 MPa\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTensile strength (XY)\u003c\/td\u003e\n\u003ctd\u003e43.5 MPa\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeat deflection (HDT)\u003c\/td\u003e\n\u003ctd\u003e103 C @0.45 MPa\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003ePolymaker ASA-CF08 is a strong choice when you need a durable, heat resistant filament that prints with a professional matte finish and survives real-world outdoor exposure. Professionals and experienced makers will appreciate the mechanical performance and ease of printing, while beginners should be aware of nozzle wear and brittleness. For demanding functional parts, it represents good value for its durability.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eDo I need a hardened nozzle?\u003c\/strong\u003e\u003cbr\u003eYes. Because ASA-CF08 is abrasive and contains carbon fiber, a hardened steel or ruby nozzle is recommended to avoid rapid wear.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs this filament suitable for outdoor parts?\u003c\/strong\u003e\u003cbr\u003eYes. It is formulated for enhanced UV and weather resistance and maintains strength up to its 103 C HDT, making it suitable for sun-exposed fixtures and enclosures.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill it warp on open printers?\u003c\/strong\u003e\u003cbr\u003eThe filament is designed for reduced warping and good bed adhesion, and many users report successful prints without a heated chamber, though part size and printer setup still matter.\u003c\/p\u003e","brand":"POLYMAKER","offers":[{"title":"Default Title","offer_id":48257870692571,"sku":"B0F74K8ZZY","price":94.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/816WW4UmfZL._AC_SL1500.jpg?v=1778330453","url":"https:\/\/gearmusthave.com\/products\/polymaker-asa-cf08-black-carbon-fiber-1-75mm-3kg-tough-outdoor","provider":"GearMustHave","version":"1.0","type":"link"}